Answer:
The original price was reduced 35%
Step-by-step explanation:
we know that
Jeans are reduced from $28.00 to $18.20
In this problem
The original price of 28.00 represent 100%
so
using proportion
Find out what percentage represent the difference between the original price and the new price

therefore
The original price was reduced 35%
Y=4x-3 is the red line
Y=3x+7 is the blue line
C^2=a^2+b^2
plug in; c^= 60^2+91^2
c^2=11881
find root
answer= 109cm